Identify the Definition of the Physiological Factor Known as Cardiac

Identify the definition of the physiological factor known as cardiac output that determines blood pressure.

A) Cardiac output is the amount of blood that is pumped out of the heart per minute.
B) Cardiac output is the friction that the arterioles have against the flow of blood.
C) Cardiac output is the amount of blood pumped per heartbeat.
D) None of these are correct.